find the value of k ?!
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Answer:
hey mate
Step-by-step explanation:
let alpha = @ given @²+&²=40
let beta =&
@+& = -b/a
@+& = -(-8)/1 = 8
squaring on both sides
(@+&)² = 8²
@²+&²[email protected]& = 64
[email protected]& = 64
[email protected]& = 24
@.& = 12
we know @.& = c/a
12 = k/1
k = 12.
hope it help u
Answer: